MADELINE FLAHERTY RN, FNP-BC
NPI 1619644176
Nurse Practitioner in Boston, MA

Q: What is Madeline Flaherty's NPI number?

The NPI number for Madeline Flaherty is 1619644176. It was assigned to this individual provider in the NPPES registry on August 24, 2021.

Q: What is Madeline Flaherty's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Madeline Flaherty was last updated on December 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 24, 2021PECOS EnrolledAccepts Medicare Assignment

243 CHARLES ST, BOSTON, MA 02114(617) 573-3223 Get Directions Write a Review

NPPES record last updated: December 2, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 2, 2025, Jan 24, 2023, Feb 15, 2022 and 1 more (4 updates tracked since 2021).

On this page

About Madeline Flaherty Rn, Fnp-bc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MADELINE FLAHERTY RN, FNP-BC (NPI 1619644176) is an individual nurse practitioner in Boston, Massachusetts, licensed in Massachusetts (RN2337528) and active in the NPI registry since August 2021. She is enrolled in Medicare PECOS, is affiliated with Massachusetts Eye And Ear Infirmary -, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1619644176

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMADELINE FLAHERTYCredential: RN, FNP-BC

Location Address243 CHARLES STBoston, MA 02114-3096

Mailing Address243 Charles StBoston, MA 02114-3096 · (617) 573-3223

Phone(617) 573-3223

Sole ProprietorNo

Medical School CMSOtherGraduated 2019

Enumeration DateAugust 24, 2021

Last NPPES UpdateDecember 2, 20254 updates tracked since enumeration

NPPES CertifiedDecember 2, 2025

✔ NPI 1619644176 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MA · RN2337528

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 2337528 (MA)

243 CHARLES ST, Boston, MA 02114

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Other Identifiers 2

OtherRN2337528MA · Massachusetts Board Of Registration In Nursing, License #

Other2021038520Ancc Certification Number, Fnp

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Madeline Flaherty Rn, Fnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4183017395

PECOS Enrollment IDI20220211000777

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

47 services38 patients

Injection of chemical for paralysis of nerve muscles on side of face 64612

This procedure involves injecting a chemical into specific facial nerves, causing temporary muscle paralysis. It's used to treat conditions like facial spasms or wrinkles. The effects are usually temporary, requiring repeat treatments.

30 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Massachusetts Eye And Ear Infirmary -

Acute Care Hospitals · Boston, MA

OwnershipVoluntary non-profit - Private

CMS Certification Number220075

Location243 Charles StreetBoston, MA 02114 · Suffolk County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$97.64 typical visit price

range $63.72 – $189.86

Typical copayment $24.41 (range $15.93 – $47.46)

Most-billed visit code 99203

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CARLA PETERSEN AU.D., CCC-A

Audiologist

243 CHARLES ST, AUDIOLOGY DEPARTMENT
BOSTON, MA 02114

Suffolk County (617) 573-3266

DR. SULEMAN IMRAN KHAN MD

Ophthalmology

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-4443

DR. RYAN CARLSON MD PHD

Student in an Organized Health Care Education/Training Program

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 523-7900

MASSACHUSETTS EYE AND EAR INFIRMARY

Eyewear Supplier

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-3182

DANIEL ROBERT LEFEBVRE M.D.

Ophthalmology

243 CHARLES ST, 10TH FLOOR -- OPHTHALMIC PLASTIC SURGERY
BOSTON, MA 02114

Suffolk County (617) 523-7900

ELLIOTT D. KOZIN MD

Otolaryngology

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-6545

DR. LUCIA K SOMBERG MD, MPH

Emergency Medicine

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-3431

MS. JANET ENGLISH HUETTIG LICSW

Social Worker (Clinical)

243 CHARLES ST
BOSTON, MA 02114

Suffolk County (617) 573-3548

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Madeline Flaherty's NPI number?

The NPI number for Madeline Flaherty is 1619644176. It was assigned to this individual provider in the NPPES registry on August 24, 2021.

Where is Madeline Flaherty located?

Madeline Flaherty practices at 243 Charles St, Boston, MA 02114. The listed phone number is (617) 573-3223.

What is Madeline Flaherty's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Madeline Flaherty enrolled in Medicare?

Yes. Madeline Flaherty is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Madeline Flaherty affiliated with any hospitals?

According to CMS data, Madeline Flaherty is affiliated with Massachusetts Eye And Ear Infirmary -.

When was this NPI record last updated?

The NPPES record for Madeline Flaherty was last updated on December 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.